A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts for compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5985-01-397-1732
NSN 5925-01-491-9409
NSN 5960-01-380-0106
NSN 5998-01-398-0051
NSN 6105-01-572-0271
NSN 4140-00-005-4574
NSN 6135-00-170-8819
NSN 5835-01-642-4705
NSN 5960-01-034-2937
NSN 7035-01-287-9817
NSN 5990-00-553-6716
NSN 6650-01-160-1110